What do chmod, chown, chgrp commands do?

0 Answers  

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How do you list the files in an UNIX directory while also showing hidden files?

6 Answers  

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How to redirect standard error to a file?

2 Answers  

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What does the “echo” command do?

0 Answers  

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How does the user view the contents of a text file in UNIX?

9 Answers   IBM,

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what is the significance of "su" command?

3 Answers  

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A file has 1000 lines and i want to display only 1st line how to do it? pls ..tel me

7 Answers   CTS,

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Which command will print your home directory on screen?

0 Answers  

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How to get the last ten lines of a file using awk utility?

1 Answers   Infosys,

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what is Online(STM) and offline diagnostics in HP-UX?

2 Answers   HP,

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How to know a process is a zombie or orphan process?

3 Answers   Perot Systems,

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When i run a programm of orphan process. Instead of getting child's parent (ppid)=1 ..i get 1400 and it varies as per system. How can i findthe right soluion??? My pgm: #include<stdlib.h> # include <stdio.h> int main() { int pid; pid=fork(); if(pid < 0) {exit(-1);} else if(pid==0) { printf("Child Process is Sleeping ..."); sleep(10); printf("Orphan Child's Parent ID : %u ",getppid()); } else { printf("Parent Process Completed ... %u ",getpid()); exit(0); } return 0; } Output:

0 Answers  

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